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Beltsville parasitological laboratory of the Zoological Division, B.A.I. (Bureau of Animal Industry), Volume three

Citation

Hall, Maurice C. and Schwartz, B.. 1940. “Beltsville parasitological laboratory of the Zoological Division, B.A.I. (Bureau of Animal Industry), Volume three.” Special Collections, USDA National Agricultural Library. Accessed November 18, 2025, https://www.nal.usda.gov/exhibits/speccoll/items/show/8276.